Finding the Fourth Proportional to 49,972,428,471.09, 74,439,257,071.02 and 47,265,758,271.44
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Solution
The fourth proportional to 49,972,428,471.09, 74,439,257,071.02 and 47,265,758,271.44 is: 70,407,383,396.62
Step by Step Solution
- Step 1: Write the proportion equation
49,972,428,471.09 : 74,439,257,071.02 = 47,265,758,271.44 : x - Step 2: Convert to fraction form
49,972,428,471.09/74,439,257,071.02 = 47,265,758,271.44/x - Step 3: Cross multiply
49,972,428,471.09x = 74,439,257,071.02 × 47,265,758,271.44 - Step 4: Simplify right side
49,972,428,471.09x = 3,518,427,930,624,039,845,888 - Step 5: Solve for x
x = 3,518,427,930,624,039,845,888/49,972,428,471.09 - Step 6: Final answer
x = 70,407,383,396.62
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.